_____ their help, we would not have succeeded.
A、Hadn’tbeenforD
暂无解析
Thesmallmountainvillagewas（）bythesnowformorethanonemonth.
_____ your timely advice,I would never have known how to go about the work.
In international matches, prestige is so important that the only thing that matters is to avoid _____.
LastMarchthe__________ofa19thcenturycargoshipwasfoundbyanunderwaterarchaeologicalteam.
This missile is designed so that once _____ nothing can be done to retrieve it.
